Hoshizaki IM-240DME Service Manual page 79

2. COMPRESSOR 2. COMPRESSOR
1) Unplug the icemaker or disconnect the power source. 1) Unplug the icemaker or disconnect the power source.
2) Remove the Top, Front and Right Side Panels. 2) Remove the Top, Front and Right Side Panels.
3) Recover the refrigerant and store it in a proper container, if required by an applicable law 3) Recover the refrigerant and store it in a proper container, if required by an applicable law
(See "1. [b] REFRIGERANT RECOVERY"). (See "1. [b] REFRIGERANT RECOVERY").
4) Remove the Terminal Cover on the Compressor, and disconnect Solderless Terminals. 4) Remove the Terminal Cover on the Compressor, and disconnect Solderless Terminals.
5) Disconnect the Discharge and Suction Pipes using brazing equipment. 5) Disconnect the Discharge and Suction Pipes using brazing equipment.
6) Remove the Hold-down Bolts, Washers and Rubber Grommets. 6) Remove the Hold-down Bolts, Washers and Rubber Grommets.
7) Slide and remove the Compressor. Unpack the new Compressor package. 7) Slide and remove the Compressor. Unpack the new Compressor package.
8) Attach the Rubber Grommets of the previous Compressor. 8) Attach the Rubber Grommets of the previous Compressor.
9) Clean the Suction and Discharge Pipes with an abrasive cloth/paper. 9) Clean the Suction and Discharge Pipes with an abrasive cloth/paper.
10) Place the Compressor in position, and secure it using the Bolts and Washers. 10) Place the Compressor in position, and secure it using the Bolts and Washers.
11) Remove Plugs from the Compressor Suction and Discharge Pipes. 11) Remove Plugs from the Compressor Suction and Discharge Pipes.
12) Braze or solder the Access, Suction and Discharge lines (Do not change this order), with 12) Braze or solder the Access, Suction and Discharge lines (Do not change this order), with
nitrogen gas flowing at the pressure of 0.2 - 0.3 bar. nitrogen gas flowing at the pressure of 0.2 - 0.3 bar.
13) Install the new Drier (See "3. DRIER"). 13) Install the new Drier (See "3. DRIER").
14) Check for leaks using nitrogen gas (10 bar) and soap bubbles. 14) Check for leaks using nitrogen gas (10 bar) and soap bubbles.
15) Evacuate the system and charge it with refrigerant (See "1. [c] EVACUATION AND 15) Evacuate the system and charge it with refrigerant (See "1. [c] EVACUATION AND
RECHARGE"). RECHARGE").
16) Connect the Solderless Terminals and replace the Terminal Cover in its correct position. 16) Connect the Solderless Terminals and replace the Terminal Cover in its correct position.
17) Replace the panels in their correct positions. 17) Replace the panels in their correct positions.
18) Plug in the icemaker or connect the power source. 18) Plug in the icemaker or connect the power source.
Note: Hoshizaki recommends that Compressor starting electrics are always replaced at the Note: Hoshizaki recommends that Compressor starting electrics are always replaced at the
same time as the Compressor. same time as the Compressor.
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